high precision dc power supply 1.10W-250W led power driver 2.High efficient more than ... 85 3.CE,ROHS 4.2 years warranty high precision ... dc power supplyDetail description1.Wiring Position; Wiring Position 23cm Wire2.L,N; AC Input 3.-V; DC Output negative terminal4.+V ... America. We offer DIP LEDs, SMD LEDs, high-power LEDs, flexible/rigid LED strips, spotlights, ...